diff --git a/msg/log_message.msg b/msg/log_message.msg
index f0817520a9..b2b233e1aa 100644
--- a/msg/log_message.msg
+++ b/msg/log_message.msg
@@ -3,4 +3,4 @@
 uint64 timestamp		# time since system start (microseconds)
 
 uint8 severity # log level (same as in the linux kernel, starting with 0)
-uint8[127] text
+char[127] text
diff --git a/msg/mavlink_log.msg b/msg/mavlink_log.msg
index e089e30ea7..e7387b08dd 100644
--- a/msg/mavlink_log.msg
+++ b/msg/mavlink_log.msg
@@ -1,4 +1,4 @@
 uint64 timestamp		# time since system start (microseconds)
 
-uint8[50] text
+char[50] text
 uint8 severity # log level (same as in the linux kernel, starting with 0)
diff --git a/msg/qshell_req.msg b/msg/qshell_req.msg
index 448a2b12b8..6ee2a6cb19 100644
--- a/msg/qshell_req.msg
+++ b/msg/qshell_req.msg
@@ -1,5 +1,5 @@
 uint64 timestamp		# time since system start (microseconds)
-uint8[100] cmd
+char[100] cmd
 uint32 MAX_STRLEN = 100
 uint32 strlen
 uint32 sequence
diff --git a/msg/task_stack_info.msg b/msg/task_stack_info.msg
index 3f0f29dce0..7ec7a3191a 100644
--- a/msg/task_stack_info.msg
+++ b/msg/task_stack_info.msg
@@ -5,4 +5,4 @@ uint64 timestamp		# time since system start (microseconds)
 uint8 MAX_REPORT_TASK_NAME_LEN = 16
 
 uint16 stack_free
-uint8[16] task_name
+char[16] task_name
diff --git a/msg/tools/px_generate_uorb_topic_helper.py b/msg/tools/px_generate_uorb_topic_helper.py
index 80f6099a4e..5a366a74aa 100644
--- a/msg/tools/px_generate_uorb_topic_helper.py
+++ b/msg/tools/px_generate_uorb_topic_helper.py
@@ -303,6 +303,8 @@ def print_field(field):
         print("char device_id_buffer[80];")
         print("device::Device::device_id_print_buffer(device_id_buffer, sizeof(device_id_buffer), message.device_id);")
         print("PX4_INFO_RAW(\"\\tdevice_id: %d (%s) \\n\", message.device_id, device_id_buffer);")
+    elif is_array and 'char' in field.type:
+        print("PX4_INFO_RAW(\"\\t" + field.name + ": \\\"%." + str(array_length) + "s\\\" \\n\", message." + field.name + ");")
     else:
         print("PX4_INFO_RAW(\"\\t" + field.name + ": " +
               c_type + "\\n\", " + field_name + ");")